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CIE iGCSE Co-Ordinated Science B15.1 Asexual reproduction Exam Style Questions Paper 1

CIE iGCSE Co-Ordinated Science B15.1 Asexual reproduction Exam Style Questions Paper 1

Question

Which statement about asexual reproduction is correct?
A It involves the fusion of gametes from one parent.
B It involves the fusion of gametes from two parents.
C It produces offspring which are genetically different.
D It produces offspring which are genetically identical.

▶️Answer/Explanation

Ans : D

Question

Aphids are insects. The information shown describes part of the lifecycle of the aphid.

             stage 1 In the spring, wingless females reproduce without fertilisation to produce many female offspring.

             stage 2 In late summer, both males and females are produced. The female’s eggs are fertilised by the male’s sperm.

Which row shows the type of reproduction occurring at stages 1 and 2?

▶️Answer/Explanation

Ans: B

Question

In a plant, what leads to offspring that are genetically identical to the parent?
(A) asexual reproduction
(B) insect pollination
(C) seed germination
(D) sexual reproduction

▶️Answer/Explanation

Ans : A

Question

Which statements about asexual reproduction are correct?

1. It involves gametes.
2. It produces genetically identical offspring.
3. It only requires one parent.
(A) 1, 2 and 3              (B) 1 and 2 only               (C) 1 and 3 only             (D) 2 and 3 only

▶Answer/Explanation

Ans : D

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